medical
Definition of inferior ganglion

1: the lower and larger of the two sensory ganglia of the glossopharyngeal nerve —called alsopetrosal ganglion, petrous ganglion; compare superior ganglion 1

2: the lower of the two ganglia of the vagus nerve that forms a swelling just beyond the exit of the nerve from the jugular foramen —called alsoinferior vagal ganglion, nodose ganglion; compare superior ganglion 2